<!DOCTYPE html>
<html lang="zh-CN">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<style type="text/css">
		div{
			width: 100px;
			height: 100px;
			border: 1px solid red;
			background: url(../public/images/5715fd69N5bc3c454.jpg) no-repeat 50% 50%;
			background-size: contain;
		}

	</style>
</head>
<body>
	<div>
		
	</div>
</body>
</html>